/*
 * @Author: 六弦(melodyWxy)
 * @Date: 2022-02-14 00:06:11
 * @LastEditors: 六弦(melodyWxy)
 * @LastEditTime: 2022-02-14 00:06:11
 * @FilePath: /jest_ws/Users/wxy/codeWorks/up/test-set/node-assert-demo/demo/sum.js
 * @Description: update here
 */


const sum = (a, b)=>{
    if(a > 4){
        return '嘻嘻嘻嘻';
    }
   return a + b; 
}

module.exports = sum;